rule viotto_keylogger { meta: author = "Paul B. (@hexlax) PhishMe Research" description = "Matches unpacked Viotto Keylogger samples" details "http://phishme.com/viotto-keylogger" strings: $hdr = "MZ" $s1 = "Viotto Keylogger" $s2 = "msvbvm60" $s3 = "FtpPutFileA" $s4 = "VBA6" $s5 = "SetWindowsHookExA" condition: ($hdr at 0) and all of ($s*) }